3NN3

Structure of chlorite dismutase from Candidatus Nitrospira defluvii R173A mutant

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
other		IN-HOUSE MODEL

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	4.6	295	1.4M ammonium phosphate, 0.1M sodium acetate, pH 4.6, VAPOR DIFFUSION, HANGING DROP, temperature 295K

Crystal Properties
Matthews coefficient	Solvent content
3.06	59.76

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 139.74	α = 90
b = 113.62	β = 118.94
c = 120.52	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	ADSC QUANTUM 4		2009-02-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID14-2	0.933	ESRF	ID14-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	2.6	105.4	92.1				50785

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	2.6	2.67	79.9

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	IN-HOUSE MODEL	2.6	44.39	48167	48167	2577	99.9	0.2142	0.2142	0.212	0.25434	RANDOM	73.031

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
0.34		-4.3	-1.83		-2.66

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.763
r_dihedral_angle_4_deg	18.566
r_dihedral_angle_3_deg	16.864
r_dihedral_angle_1_deg	5.612
r_scangle_it	1.769
r_angle_refined_deg	1.243
r_scbond_it	1.221
r_angle_other_deg	0.881
r_mcangle_it	0.721
r_mcbond_it	0.61
r_symmetry_hbond_refined	0.232
r_nbd_refined	0.209
r_nbd_other	0.187
r_symmetry_vdw_refined	0.186
r_nbtor_refined	0.183
r_xyhbond_nbd_refined	0.178
r_symmetry_vdw_other	0.17
r_mcbond_other	0.151
r_nbtor_other	0.086
r_chiral_restr	0.067
r_bond_refined_d	0.012
r_gen_planes_refined	0.004
r_bond_other_d	0.002
r_gen_planes_other	0.001
r_xyhbond_nbd_other	0.001
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	9565
Nucleic Acid Atoms
Solvent Atoms	175
Heterogen Atoms	315

Software

Software
Software Name	Purpose
DNA	data collection
MOLREP	phasing
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling